baber/WOPTO huggingface dataset:
Patent KR-20060104320-A (KR)
Inventor: PARK YANG SUN
IPC: H04N7/18
Filed: 2005-03-30
Abstract: 본 발명은 보안 감시가 필요한 다양한 장소에 네트워크 카메라를 설치하고, 그 카메라를 통해 영상을 촬영 및 수집하여 중앙의 서버에 저장, 관리함으로써 보안 감시를 원하는 고객이 언제, 어디서나 통신망을 통해 원하는 장소의 영상을 조회 및 분석하여 보안 감시를 수행할 수 있도록 한 네트워크 카메라를 이용한 보안 감시 시스템 및 방법에 관한 것이다. 
     본 발명은 네트워크 카메라를 이용한 보안 감시 시스템 및 방법을 제공하는데 있어 고객별로 맞춤형 인터페이스를 제공함으로써, 고객들로 하여금 언제, 어디서나 인터넷 등과 같은 통신망을 통해 중앙의 서버에 접속하여 원하는 장소의 실시간 영상 또는 과거 영상을 손쉽게 조회할 수 있을 뿐만 아니라 보안 사고시 추적 관리와 함께 영상 분석 도구를 사용하여 세밀한 영상 분석을 할 수 있게 되는 등 보다 향상된 보안 감시 서비스를 제공할 수 있게 된다. 
       
     네트워크 카메라, 보안 감시, 인코더(12), 통신망, 파일 서버(22), 영상 수집, 디스크, 영상 조회, 영상 분석
Patent KR-20060045433-A (KR)
Inventor: KAGEYAMA HIDEHEI
IPC: B43K25/02
Filed: 2005-04-01
Abstract: 본 발명은 노크조작을 위한 뒤쪽외통으로부터 돌출한 노크부재를 가진 복합필기구에서, 외통의 외경을 작게 할 수 있는 복합필기구를 제공하기 위한 것으로, 뒤쪽외통을 앞쪽외통에 대해 상대회전시키면, 뒤쪽외통에 대해 상대회전할 수 없도록 된 캠통(50)이 뒤쪽외통과 함께 회전하고, 앞쪽외통 및 중간통 사이에 생긴 상대회전에 따라 선택적으로 중간통(30)에 의해 축방향으로 안내된 1개의 필기축체가 돌출된 위치에서 보유지지된다. 또, 노크통(54)을 노크를 하면 캠통(50)이 노크되어 이 캠통(50)에 의해 돌출된 필기축체의 노크가 이루어지게 된다. 중간통(30)의 뒷부분은 캠통(50) 내에 삽입되어 있고, 중간통(30) 후단부의 걸림편(30d)이 뒤쪽외통(20)의 뒤끝에 고착된 뒷마개(52)에 형성된 수직의 걸림용 벽(52b)에 형성된 관통구멍(52c)을 관통함과 더불어 이 관통구멍(52c)에 걸려지게 된다. 캠통(50)과 노크통(54)은 상기 걸림용 벽(52b)의 관통구멍(52c) 이외의 절결부(52d)를 통해 연결되게 된다.
Patent KR-20060045629-A (KR)
Inventor: COUSHAINE CHARLES M
IPC: F21S8/10
Filed: 2005-04-12
Abstract: LED 광원은 베이스를 구비한 하우징을 포함한다.  베이스로부터 돌출되는 코어는 거의 실린더형이며 튜브로 둘러싸인다.  코어 및 베이스는 세로방향 축 부근에 배열된다.  베이스내의 회로 보드는 LED들을 지지한다.  각각의 LED는 코어의 한쪽 단면에서 일대일(one-to-one) 관계로 튜브 중 하나와 위치설정된다.  히트 싱크는 회로 보드와 열-전달 관계로 위치설정되며 제 1 반사기는 코어의 다른쪽 단부에 부착된다.  소스로부터 반사기로 LED들에 의해 방출되는 광을 향하게 하기 위해, 튜브 내부는 고도의 반사 물질로 도금될 수 있다.  일 실시예에서, 각각의 튜브는 광도관(light guide)에 장착되며, 각각의 광도관은 LED들 중 하나 바로 위의 위치로부터 반사기 부근의 위치로 연장된다.
Patent KR-20060047207-A (KR)
Title: 합성수지 상자형 적층 블록의 제조 및 설치 방법
Inventor: CHOI OH YOUNG
IPC: E02B3/08
Filed: 2005-04-19
Abstract: 본 발명은 농경지 정리, 농수로, 농로, 소하천, 대지 조성 등 지면으로부터 경사진 벽면에 뚝을 조성함에 있어서 토사의 압력이나 풍수해등으로 소실이 되지 않도록 농경지를 보호하기 위하여 설치하는 축대가 기존에는 석축이나, 돌망태, 콘크리트, 블록, 수로관, 벤치 플륨, U형 플륨 등으로 설치하고 있어 전문 기술인과 자재구입, 운반, 설치비의 막대한 경비가 소요되고 농어촌의 자연환경을 인위적으로 파괴하고 있어 이를 방지하기 위하여 본 발명에서는 원자재의 구입이 용이하고 제조하기 간편하며 운반이 편리하고 물류비를 절감하고 전문 기술인과 중장비의 사용이 불 필요하며 제반 설치비가 기존의 2분지 1로 절감이 되고 자연 환경을 파괴하는 석산의 돌이나 콘크리트 사용을 지향하고 어느곳에서나 시공 현장에서 구할 수 있는 토사, 자갈 등을 사용하여 설치할 수 있는 제품 생산을 위하여 썩지 않고 자외선에 강한 합성수지를 사용하여 용융 사출한 합성수지 상자형 적층 블록을 제조하여 설치하려고 발명한 것이다. 
     
     합성수지, 앞면, 뒷면, 좌·우측면, 바닥면, 정면구멍, 요철부, 연결핀, 칸막이, 홀탑, 변화치수, U형 플륨
Patent KR-20060111963-A (KR)
Title: Scrap process monitoring system of security documents through network
Inventor: LEE CHUL HO
IPC: G06K17/00
Filed: 2005-04-26
Abstract: A system for monitoring a scrap process of classified documents through the network is provided to enable a user to safely request discard of the classified documents and monitor the scrap process of the classified documents in real-time through the network. A document box contains the classified documents, and more than one of a serial number, a barcode, and an RFID(Radio Frequency IDentification) is printed or attached to an outer side of the document box. Each barcode scanner(32,34) recognizes the barcode. A camera(30) captures the scrap process of the document box. A database(20) stores reading/location information received from the scanner and an image received from the camera. A server is connected to the barcode scanners, the camera, and the database, and transmits the scrap process of the document box to the network based on data inputted from each part. Each client computer(5a-5n) monitors the scrap process with the image/location information by inputting the serial number to the server.
Patent KR-20060112829-A (KR)
Title: Thin film transistor, thin film transistor array panel, and manufacturing method thereof
Inventor: KIM BYOUNG JUNE
IPC: H01L29/786
Filed: 2005-04-28
Abstract: A thin film transistor is provided to prevent an electrical characteristic of a thin film transistor from being deteriorated while a gate insulation layer is not damaged by varying a mixture ratio of reaction gas when a semiconductor is formed by a CVD method. A first electrode is formed on a substrate. A gate insulation layer is formed on the first electrode. A semiconductor(151) overlaps the first electrode over the gate insulation layer, composed of first and second silicon layers having different densities. At least a part of first and second electrodes overlaps the semiconductor. A resistive contact member is formed between first and second electrodes and the semiconductor.
Patent KR-20060113069-A (KR)
Title: Film battery charging system of mobile unit
Inventor: MOK BONG HYEN
IPC: H02J7/00
Filed: 2005-04-29
Abstract: A film battery charging system of a mobile unit is provided to enhance user convenience by charging various mobile units by replacing jacks at an end portion of a connection cable. A film battery charging system of a mobile unit charges a film battery, which is contained in a bag. The film battery is mounted on a bag or a case for the mobile unit. A power supply to supply power to the film battery is included in the film battery charging system. The film battery is rechargeable. Cartridges of the film battery are easily replaced from the bag or the case, when fully charged.
Patent KR-20060115452-A (KR)
Title: Control method of phosphor film thickness and forming method of phosphor film using the same
Inventor: CHOI JUN HEE
IPC: C08J5/18
Filed: 2005-05-06
Abstract: Provided is a method for controlling the thickness of a phosphor film, which allows formation of a phosphor layer with a small and uniform thickness in flat panel display devices, and reduces the time and cost required to control the thickness of a phosphor film. The method for controlling the thickness of a phosphor film comprises the steps of: attaching the adhesive surface of an adhesive tape(30) to the surface of a phosphor film(20); and detaching the adhesive tape from the phosphor film to remove the phosphor film by a desired thickness. The thickness of the phosphor film may be controlled by adjusting the adhesion, detaching rate, detaching force or detaching angle of the adhesive tape.
Patent KR-20060116609-A (KR)
Title: Apparatus for manufacturing a semiconductor substrate
Inventor: CHA KIL SEOK
IPC: H01L21/02
Filed: 2005-05-11
Abstract: A semiconductor substrate processing apparatus is provided to prevent the damage of a connection terminal by restraining the interference between a door and the connection terminal using an improved arrangement of the connection terminal. A semiconductor substrate processing apparatus includes a body(104) with a processing module capable of processing a semiconductor substrate, a door, and a connection terminal. The door(190) is connected to the body in order to open/close a portion of the body. The connection terminal(194) is arranged at one inner side of the body in order to prevent the interference between the door and the connection terminal itself. The connection terminal is used for connecting signal lines to the body and a control module.
Patent KR-20060117637-A (KR)
Title: Plasma display and driving method thereof
Inventor: LEE JOO YUL
IPC: G09G3/296
Filed: 2005-05-13
Abstract: A plasma display device and a driving method thereof are provided to stably drive the plasma display device by differently setting voltages applied to address electrodes during a sustain period, according to the temperature of a plasma display panel. A plasma display device includes a plasma display panel(100) having plural first, second, and third electrodes; a temperature sensing unit(600) detecting the temperature of the plasma display panel; driving units(300,400,500) executing sustain discharge between the first and second electrodes by applying sustain discharge pulse to at least one of the first and second electrodes during a sustain period; and a control unit(200) controlling the driving unit to differently set the voltage of the third electrode according to the temperature of the plasma display panel during a first section of the sustain period.
Patent KR-20060119334-A (KR)
Title: Apparatus and method of subtitle controlling
Inventor: KANG CHUL SEUNG
IPC: H04N7/08
Filed: 2005-05-20
Abstract: An apparatus and a method for controlling a caption displayed on a display device are provided to simultaneously display a previous caption and a current caption to allow a user to read even a long text caption. An apparatus for controlling a caption displayed on a display device includes a buffer(233,234), a comparator(235), and a controller(236). The buffer stores the character string and time information of caption data. The comparator compares the length of the character string and time length stored in the buffer to predetermined values and outputs a control signal corresponding to the comparison result. The controller controls a caption displayed on a display unit in response to the control signal output from the comparator.
Patent KR-20060120767-A (KR)
Title: A unit pixel of image sensor to improvement transmission efficiency of transmission transistor gate and manufactured method thereof
Inventor: LEE DO YOUNG
IPC: H01L27/14
Filed: 2005-05-23
Abstract: A unit pixel of an image sensor for improving transmission efficiency of a gate of a transmission transistor and its manufacturing method are provided to remove a pinch-off effect at a source region of the transmission transistor by forming a part of the gate on a buried region of a semiconductor substrate. A semiconductor substrate(30) includes a buried region on which a gate(32) of a transmission transistor is formed. A gate insulating layer(31) is formed on the semiconductor substrate. The gate of the transmission transistor is formed on the gate insulating layer corresponding to the buried region of the semiconductor substrate. A photodiode is formed with a deep N- doped region(33) and a P doped region(35). An N+ doped region(36) is formed within the semiconductor substrate apart from the buried gate.
Patent KR-20060122000-A (KR)
Title: Wall structure unified the finish material
Inventor: KWON HYUK JUN
IPC: E02D29/02
Filed: 2005-05-25
Abstract: A wall structure intergrated with a finish material is provided to reduce the period and cost of construction by unifying a prefabricated panel having a finishing member with a concrete wall, to improve constructability by constructing a wall simply and easily and to cut off the inflow of moisture and rainwater by coupling prefabricated panels strongly and tightly using connecting projections and connecting grooves. A wall structure(10) intergrated with a finish material comprises: a multistage prefabricated panel wall(100) formed in the appointed height by installing a vertical joint member(200) on the backside and installing a connection member(400) whose one end is fixed to the backside of the vertical joint member and other end is fixed to a support member(300) whose one end is buried under foundation concrete(1) and other end is projected upward to the appointed length on the top of foundation concrete and provided with a finishing member attached on the front, many fixing holes formed on the backside to couple with a vertical joint member easily, and connecting projections and connecting grooves to connect with each other easily; a concrete wall(500) formed by placing and curing concrete to have the support member on the backside of the multistage prefabricated panel wall; and an anti-separation member(600) installed on the foundation concrete and located between the prefabricated panel wall and the support member to prevent the separation of the prefabricated panel wall when placing concrete afterward.
Patent KR-20050061416-A (KR)
Inventor: NAKAGAWA ATSUSHI
IPC: H03B9/14
Filed: 2005-05-30
Abstract: 반도체 기판상에 제1 반도체층, 활성층 및 제2 반도체층이 순차 적층된 건 다이오드.  전기 제2 반도체층상에 배치되고 전기 활성층에 전압을 인가하기 위한 제1, 제2 전극과, 그 제1 전극의 주위에서 전기 제2 반도체층 및 전기 활성층을 향해 까아 내고, 또한 전기 제1 전극이 접속되는 전기 제2 반도체층 및 전기 활성층을 건 다이오드로 기능시키는 영역으로 구획하는 오목부를 갖추고 있다.  건 다이오드로서 기능하는 영역을 구획 결정하는 에칭을, 그 영역의 상부에 형성한 전극층을 마스크로 한 자기정합적 드라이에칭에 의하여 행하므로써 건 다이오드 특성의 산포(편차)를 적게 할 수 있다.  건 다이오드의 고주파 발진출력을 취출하기 위한 NRD 가이드에 장착한 NRD 가이드 건 발진기, 건 다이오드의 제조법 및 그 실장 구조도 개시하고 있다.
Patent KR-20060123911-A (KR)
Title: Method for setting idle mode screen in mobile phone
Inventor: LIM DAI HWAN
IPC: H04B1/40
Filed: 2005-05-30
Abstract: A method for setting a standby screen in a mobile communication terminal is provided to allow a user to view the standby screen variously changed by one setup by changing the standby screen in real time by using a preview of a camera. If a standby screen mode is a camera preview mode(S201), a mobile terminal processes a preview screen for a signal inputted in real time through a camera to be matched with an LCD(Liquid Crystal Display) of the mobile terminal(S203). The mobile terminal outputs the processed preview screen to a waiting screen in an idle state(S205).
Patent KR-20060124203-A (KR)
Title: Intensive wet land and method for purifying using the same
Inventor: CHEONG WOON IK
IPC: C02F3/06
Filed: 2005-05-31
Abstract: An intensive purification wetland that remarkably reduces area of a plot by combining a filtering wetland with a porous ceramic-based media filled bioreactor, maximizes purification effect by using a porous packing with a plurality of pores in the bioreactor and the filtering wetland, and has excellent reduction effect of BOD, suspended solids, nitrogen and phosphorous by filtering, degrading, adsorbing and absorbing actions of the wetland, and a method for purifying river water using the same are provided. In an intensive purification wetland comprising a porous ceramic-based media filled bioreactor and a filtering wetland, the intensive purification wetland is characterized in that the bioreactor comprises: a freshwater tank having an inlet and an outlet formed at both sides thereof; and a filter layer(210) comprising a first pellet layer(211), a bio-stone layer(212), a second pellet layer(213), a zeolite layer(214), and an air ejection layer(215) sequentially laid up on the bottom of the freshwater tank, and the filtering wetland comprises: a freshwater tank which is formed of a waterproofing sheet or nonwoven fabric, has an inlet and an outlet formed at both sides thereof, and has a perforated pipe formed on the bottom thereof; a filter layer comprising a first pellet layer, a bio-stone layer, a zeolite layer, an air ejection layer and a second pellet layer sequentially laid up on the bottom of the freshwater tank, and rock wool installed on upper portions of the first pellet layer, the bio-stone layer and the zeolite layer respectively; and an aquatic plant layer planted in an upper portion of the filter layer.
Patent KR-20050074354-A (KR)
Inventor: LEE SANG GUG
IPC: H04B1/16
Filed: 2005-06-02
Abstract: 본 발명은 초광대역 무선 통신 시스템에 관한 것으로, 이를 위하여 본 발명은, 초광대역 무선 통신 시스템에서 저잡음 증폭기의 다음 단에 차동 증폭기 회로를 구성하여 단일 위상의 초광대역 RF 신호를 차동 신호로 변환하는 종래와는 달리, 단일 위상의 초광대역 RF 신호를 수신하는 초광대역 무선 통신 시스템에서 수신된 초광대역 RF 신호의 광대역 특성과 입출력 사이의 격리를 확보하고, 초광대역 주파수 특성을 획득한 후에, 초광대역 RF 신호를 전류 형태로 변환하고, 전류 형태로 변환된 초광대역 RF 신호를 하향 주파수로 변환하며, 하향 주파수로 변환된 초광대역 RF 신호를 차동 신호로 출력함으로써, 초광대역 무선 통신 시스템에서 개선된 발룬 회로를 구현하여 단일 위상의 초광대역 RF 신호를 차동 신호로 변환할 수 있는 것이다.
Patent KR-20060046503-A (KR)
Inventor: MASUDA HIDEKI
IPC: H01H37/46
Filed: 2005-06-22
Abstract: 커버의 변형을 방지하고, 수지 몰드가 가능한 열응동 스위치를 제공한다.   
     상면이 개구된 수납부 (1a) 를 갖는 합성 수지제의 케이스 (1) 와, 수납부 (1a) 내에 일부가 표출하여 배치된 제 1 및 제 2 고정 단자 (2, 3) 와, 수납부 (1a) 내에 수납되고, 제 1 고정 단자 (2) 에 일단측이 접속되고 타단측에 제 2 고정 단자 (3) 에 형성된 고정 접점 (3a) 과 접촉ㆍ이간하는 가동 접점 (7) 이 고착된 반전 가능한 바이메탈편 (6) 과, 수납부 (1a) 를 덮도록 케이스 (1) 상에 중합되는 합성 수지제의 커버 (8) 를 구비하고, 커버 (8) 에 케이스 (1) 와 커버 (8) 가 수지 몰드될 때의 수지 유동압에 견딜 수 있는 금속제의 변형 방지부 (9) 를 형성하였다.
Patent KR-20070000076-A (KR)
Title: Chemical solution supply equipment and method of chemical solution supply and etching equipment using the same
Inventor: PARK JONG HOON
IPC: G02F1/13
Filed: 2005-06-27
Abstract: A chemical solution supply equipment, a chemical solution supply method using the same, and an etching apparatus using the same are provided to supply stably chemicals by using a controller and a supply unit having a pressure gas supply terminal. A plurality of chemical drums(201a,201b) are used for supplying chemicals. A plurality of supply tubes(220a,220b) are connected with the chemical drums. A plurality of pumps(210a,210b) are disposed between the chemical drums and the supply tubes. A plurality of pressure supply tubes(218a,218b) are connected with the chemical drums and the pumps. A pressure supply terminal(240) is connected with the pressure supply tubes. A plurality of controllers(260a,260b) are disposed at the pressure supply tubes. A plurality of chemical discharge terminals(250a,250b) are disposed at the supply tubes.
Patent KR-20060048635-A (KR)
Inventor: HARTMANN DOMINIK
IPC: H01L21/52
Filed: 2005-06-28
Abstract: 기판(2)에 접착제를 도포하기 위한 장치는 라이팅 노즐(5)을 구비하는 라이팅 헤드(4)와 카메라(11)를 포함한다. 라이팅 헤드(4)는 기판(2)위에 접착제 패턴을 기록할 수 있기 위해 두 수평 방향으로 움직일 수 있다. z 높이로 표시되는 라이팅 헤드(4)의 위치는 라이팅 노즐(5)의 팁이 기판(2)위로 미리 결정된 거리 Δz 0 에서 안내될 수 있기 위해서 위치 측정및제어 회로(6)에 의해 매우 정밀하게 제어된다. 본 발명에 따르면, 상기 장치는 기판(2)의 z 높이를 측정하기 위해 삼각측량 시스템을 구비하고 라이팅 헤드(4)의 z 위치 및 기판(2)의 z 높이간의 관계를 측정하기 위한 캘리브레이션 장치(15)를 구비한다. 
       
     반도체, 칩, 접착제, 도포
Patent KR-20070000826-A (KR)
Title: Apparatus and method for performing fast handover
Inventor: PARK SOO HONG
IPC: H04L12/28
Filed: 2005-06-28
Abstract: An apparatus and a method for performing fast handover are provided to supply a mobile node with information for enabling the mobile node to determine whether to perform only link layer handover or both of the link layer handover and IP layer handover after including the information in MIIS information, thereby removing unnecessary communication processes between the mobile node and an access router. An apparatus for performing fast handover comprises the followings: a signal receiving unit(310) for receiving an MIIS(Media Independent Information Service) signal; a subnet change determining unit(380) for determining whether subnet changes have generated by referring to an access router ID(IDentification) included in the received MIIS signal; a trigger unit(350) for performing layer trigger according to the above determination result; and handover performing units(360,390) for performing handover according to the performed layer trigger. The access router ID is information transmitted by an access pointer included the same subnet.
Patent KR-20070001491-A (KR)
Title: Method for manufacturing field effect transistor having vertical channel
Inventor: LEE LAE HEE
IPC: H01L21/336
Filed: 2005-06-29
Abstract: A method for manufacturing a field effect transistor having a vertical channel is provided to improve roughness of a fin surface by performing an annealing process using hydrogen on the fin surface before forming a gate oxide. A pad oxide layer(102) and a pad nitride layer(104) are sequentially formed on an upper portion of a substrate(100). The pad nitride layer, the pad oxide layer, and the substrate are etched to form a trench. A wall oxide layer(106) is formed along a step in the trench. An isolation layer(110) is formed in the trench. The pad nitride layer and the pad oxide layer are removed. The isolation layer is recessed to form a fin(112) where an active region is projected. An annealing process is performed on a surface of the projected fin by using hydrogen. A gate oxide layer is formed along the surface of the projected fin. A gate electrode is formed to cover the gate oxide layer.
Patent KR-20070002200-A (KR)
Title: A pot pedestal with feet and knobs
Inventor: SHIN DONG CHEL
IPC: A47G23/03
Filed: 2005-06-30
Abstract: A pot pedestal with feet and knobs is provided to move a pot by pushing the pot with a user's hand by mounting a pot support foot by use of a bearing and minimizing friction during movement of the pot pedestal. A pot pedestal handle case(6) is attached to the bottom surface of a pot pedestal plate(1), and a pot pedestal handle(5) is mounted at the inside of the pot pedestal handle case(6). The pot pedestal handle(5) and the pot pedestal plate(1) are formed to be engaged, and an engaging protruding portion is formed in the portion where the pot pedestal handle(5) and the pot pedestal plate(1) are engaged. On both ends of the pot pedestal handle case(6), protrusion portions are formed. On end portion of the pot pedestal handle(5), protrusion portions are formed as well. Both protrusion portions are engaged with each other.
Patent KR-20070002694-A (KR)
Title: Method for forming semiconductor device
Inventor: KOO SUN YOUNG
IPC: H01L21/027
Filed: 2005-06-30
Abstract: A method for forming a semiconductor device is provided to perform easily an aligning process for a second photolithographic process by analyzing information on a lower structure using an optical CD(Critical Dimension) metrology. An etch object layer(120) and a hard mask layer are sequentially formed on a semiconductor substrate(100). A first hard mask pattern(135a) is formed on the resultant structure by performing a first photolithographic process on the hard mask layer. A photoresist layer is formed on the entire surface of the resultant structure. The first hard mask pattern under the photoresist layer is analyzed by using an optical CD metrology. Then, a second photolithographic process is performed on the resultant structure on the basis of the result of the analyzing process.
Patent KR-20070007503-A (KR)
Title: Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons provided with the same
Inventor: CHO IL HYUN
IPC: C22B1/14
Filed: 2005-07-11
Abstract: A compacted iron manufacturing equipment suitable for manufacturing a large quantity of compacted iron, and a molten iron manufacturing apparatus having the compacted iron manufacturing equipment are provided. An equipment for manufacturing compacted iron comprises: charging hoppers into which reduced materials containing fine direct reduced iron are charged; and a pair of rolls which manufacture compacted iron by pressing reduced materials containing fine direct reduced iron discharged from the charging hoppers, and which are spaced from each other to form a gap, wherein the charging hoppers comprise guide tubes(70) which extend toward the gap, and have a cooling medium flowing through an inner part thereof. The guide tubes are formed in such a manner that inner diameter of the guide tubes is gradually increased along a discharge direction of the reduced materials containing fine direct reduced iron, and a ratio of the longest length(h) of the guide tubes to a difference between an inlet's inner diameter(D1) of the guide tubes and an outlet's inner diameter(D2) of the guide tubes is 75 to 100. The guide tubes comprise a guide tube inner pipe(701) through which the reduced materials containing fine direct reduced iron pass, and a guide tube outer pipe(703) for enveloping the guide tube inner pipe.
Patent KR-20070008128-A (KR)
Title: Steel pipe pile
Inventor: LEE JEONG JAE
IPC: E02D5/28
Filed: 2005-07-13
Abstract: A steel pipe pile is provided to easily insert the pile in the ground by inserting a reinforcing ring at the lower end of the pile and covering a reinforcing ring with the lower end of the pile. A cylindrical steel pipe pile(10) has an inside hole(10a). A reinforcing ring(20) is inserted at the lower end of the pile, and the lower end of the pile covers the outer peripheral surface of the reinforcing ring. The strength of the lower part of the pile is improved without extending the external diameter of the part boring a ground(G), and the pile is easily inserted by little outer force.